Design retaining wall

This is happening because..

(a)  

Below is an impact on the surrounding ground and structures when we do excavation except?

• change the groundwater pressure

• change soil from stable to unstable

• change the groundwater flow

• change the types of the soil

Below is the element we need to take into consideration when designing a retaining structure except?

• Ground strength

• Bearing capacity

• Width of the retained soil

• Groundwater table

Tick the differences between embarkment and excavation

• Supporting structure erected as the height of soil increase: Embarkment

• Supporting structure erected as the height of soil increase: Excavation

• Supporting structure replaces existing ground support of soil increase: Embarkment

• Supporting structure replaces existing ground support of soil increase: Excavation

Which of the following example is NOT passive systems?

• gravity wall

• cantilever wall

• Soil nailing

• continuos walling

What is Ka? Choose 2

• Knowledge Assessment

• coefficient of water

• coefficient of soil

• active pressure

Retaining wall will fail due to..

• Overturning

• Sliding

• settlement

• tournament

What is the elephant in the room means in this slide?

• Fire

• Earth

• Water

• Wind

Why does it call active systems?

• applying water actively to reduce the displacement

• applying forces actively to reduce the displacement

• applying time actively to reduce the displacement

• applying soil actively to reduce the displacement

How to prevent high-level water in soil?

• provide adequate financial strength

• provide adequate control system

• provide adequate drainage system

• provide adequate support system